Jacques Mogendorff was the son of Nathan Mogendorff and Henriette Trijbits. He worked as a skins dealer. He married Mietje Meijer, the daughter of Simon Meijer and Jeanette Schaap.
Addition of a visitor of the website
In addition, a Jokos file (number 7785) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 8443/19328).